Home / 237,422.82-327,630.48-129,972.06

Finding the Fourth Proportional to 237,422.82, 327,630.48 and 129,972.06

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Solution

The fourth proportional to 237,422.82, 327,630.48 and 129,972.06 is: 179,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,422.82 : 327,630.48 = 129,972.06 : x
  2. Step 2: Convert to fraction form
    237,422.82/327,630.48 = 129,972.06/x
  3. Step 3: Cross multiply
    237,422.82x = 327,630.48 × 129,972.06
  4. Step 4: Simplify right side
    237,422.82x = 42,582,808,404.39
  5. Step 5: Solve for x
    x = 42,582,808,404.39/237,422.82
  6. Step 6: Final answer
    x = 179,354.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.